<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
    <link href="bootstrap\css\bootstrap.min.css" type="text/css" rel="stylesheet">
    <link href="bootstrap/css/login.css" rel="stylesheet">
</head>
<body>

<div class="container">

    <form class="form-signin">
        <h2 class="form-signin-heading">请登录</h2>
        <label class="sr-only">用户名：</label>
        <input type="text" class="form-control" placeholder="请输入用户名" required autofocus>
        <label class="sr-only">密码：</label>
        <input type="password"class="form-control" placeholder="请输入密码" required>
        <button class="btn btn-lg btn-primary btn-block" type="submit">登录</button>
    </form>

</div> <!-- /container -->

</body>
</html>